Air pump



FIG. 1 is a perspective view of an air pump showing my new design;

FIG. 2 is a perspective view of an air pump showing a second embodiment of my new design, the remaining views are like those shown in FIGS. 4-7 with the exception of the nozzle;

FIG. 3 is a perspective view of an air pump showing a third embodiment of my new design, the remaining views are like those shown in FIGS. 4-7 with the exception of the nozzle;

FIG. 4 is a front elevational view of FIG. 1;

FIG. 5 is a rear elevational view of FIG. 1;

FIG. 6 is a top plan view of FIG. 1;

FIG. 7 is a bottom plan view of FIG. 1;

FIG. 8 is a left side elevational view of FIG. 1; and,

FIG. 9 is a right side elevational view of FIG. 1. 

The ornamental design for an air pump, as shown and described. 